Class: Diesel::DataModel

Inherits:
Object
  • Object
show all
Defined in:
lib/diesel/data_model.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(definition) ⇒ DataModel

Returns a new instance of DataModel.



7
8
9
 
# File 'lib/diesel/data_model.rb', line 7

def initialize(definition)
  @definition = definition
end

Instance Attribute Details

#definition ⇒ Object (readonly)

Returns the value of attribute definition.



5
6
7
 
# File 'lib/diesel/data_model.rb', line 5

def definition
  @definition
end

Instance Method Details

#build(parameter_name, env) ⇒ Object 



11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/diesel/data_model.rb', line 11

def build(parameter_name, env)
  context = env[:context]
  h = context.get_attribute(parameter_name)
  return nil unless h

  json = definition.properties.reduce({}) do |m, (name, property)|
    name = name.to_sym
    m[name] = h[name] if h[name]; m
  end

  MultiJson.dump(json)
end